Finding the Fourth Proportional to 1,111,083.98, 1,533,288.75 and 627,805.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,111,083.98 : 1,533,288.75 = 627,805.58 : x
2. Step 2: Convert to fraction form
   1,111,083.98/1,533,288.75 = 627,805.58/x
3. Step 3: Cross multiply
   1,111,083.98x = 1,533,288.75 × 627,805.58
4. Step 4: Simplify right side
   1,111,083.98x = 962,607,233,001.23
5. Step 5: Solve for x
   x = 962,607,233,001.23/1,111,083.98
6. Step 6: Final answer
   x = 866,367.66